Grain Systems Tanks PNEG-4090 - Manual (Page 45)

Chapter 6: Stiffeners
Outside Stiffened Laminated Stiffener to Sidewall (10 Gauge
Laminated and Thicker Only)
Use the following information to attach the outside stiffened laminated stiffener to the sidewall.
Place a sealing washer (D) between the stiffener and the sidewall sheet on the first stiffener to sidewall
bolt down from the horizontal seam (laminated, 10 gauge and thicker only). Placing a small amount of tube
caulk on the washer placing on the sidewall is an aid to installation.
Figure 6-1 Outside stiffened laminated stiffener to sidewall detail (10 Gauge Laminated and Thicker Only)
A Laminated stiffeners C
3/8 x 1-1/2 in. flange bolt (S-7488) or
3/8 x 2 in. flange bolt (S-10165)
B 3/8 in. flange nut (S-9426) D Sealing washer (S-9467)
Pneg-4090 90 Ft Diameter 40-Series Bin 45